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Question
If x = 2, y = 5 and z = 4, find the value of the following:
`("x"^2"y"^2"z"^2)/"xz"`
Sum
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Solution
`("x"^2"y"^2"z"^2)/"xz"`
= `((2)^2xx(5)^2xx(4)^2)/(2xx4)`
= (2)2−1 × (5)2 × (4)2−1
= 2 × 5 × 5 × 4
= 200
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